[chore] remove tests checking nil consumer as we're handling nil chec…

…ks in builder (open-telemetry#31172)

See open-telemetry/opentelemetry-collector#9526
for context - we are removing the possibility that the next consumer
passed in is nil in the pipelines builders.

processor/attributesprocessor/factory_test.go

@@ -69,10 +69,6 @@ func TestFactoryCreateTracesProcessor(t *testing.T) {
 	assert.NotNil(t, tp)
 	assert.NoError(t, err)
 
-	tp, err = factory.CreateTracesProcessor(context.Background(), processortest.NewNopCreateSettings(), cfg, nil)
-	assert.Nil(t, tp)
-	assert.Error(t, err)
-
 	oCfg.Actions = []attraction.ActionKeyValue{
 		{Action: attraction.DELETE},
 	}
@@ -92,10 +88,6 @@ func TestFactory_CreateMetricsProcessor(t *testing.T) {
 	require.NotNil(t, mp)
 	require.NoError(t, err)
 
-	mp, err = factory.CreateMetricsProcessor(context.Background(), processortest.NewNopCreateSettings(), cfg, nil)
-	require.Nil(t, mp)
-	require.Error(t, err)
-
 	cfg.(*Config).Actions = []attraction.ActionKeyValue{
 		{Key: "fake_key", Action: attraction.UPSERT},
 	}
@@ -132,11 +124,6 @@ func TestFactoryCreateLogsProcessor(t *testing.T) {
 	assert.NotNil(t, tp)
 	assert.NoError(t, err)
 
-	tp, err = factory.CreateLogsProcessor(
-		context.Background(), processortest.NewNopCreateSettings(), cfg, nil)
-	assert.Nil(t, tp)
-	assert.Error(t, err)
-
 	oCfg.Actions = []attraction.ActionKeyValue{
 		{Action: attraction.DELETE},
 	}